By Cyrielle Marjolaine. Power. Publised at Monday, December 18th 2017, 10:47:11 AM. A variation of the Standard regulator is the quasi-LDO, which uses an NPN and PNP transistor as the pass device. The dropout voltage for a quasi-LDO delivering rated current is usually specified at about 1.5V(max). The actual dropout voltage is temperature and load current dependent, but could never be expected to go lower than about 0.9V (25°C) at even the lightest load. The dropout voltage for the quasi-LDO is higher than the LDO, but lower than the Standard regulator.
By Alix Loane. Motor. Published at Friday, February 09th 2018, 07:11:13 AM. The power output decreases with speed because of the constant-torque loss due to detent torque and other losses. The same effect causes a slight decrease in torque with speed in the constant torque region as well. Finally, there is a rounding of the torque curve at the corner speed because the drive gradually transitions from being a current source to being a voltage source. The drive limits current to the motor below the corner speed and thus is a current source. Above the corner speed, the motor’s inductive reactance limits the current and the drive becomes a voltage source as it applies all of the power supply voltage to the motor.
By Bertille Solange. Motor. Published at Friday, February 09th 2018, 05:54:45 AM. The easiest factor in choosing a power supply is its current rating, which is based on your motor ratings. A motor control will always draw less than 2/3 of the motor’s rated current when it is parallel (or half-winding) connected and 1/3 of the motor’s rated current when it is series (or full-winding) connected. That is to say, a 6 amp per phase motor will require a 4 amp power supply when wired in parallel and a 2 amp power supply when wired in series. If multiple motors and drives are used, add the current requirements of each to arrive at the total power supply current rating.
By Sasha Sara. Car Wiring. Published at Friday, February 09th 2018, 01:15:05 AM. The most common type of fuse is a short length of thin wire enclosed in a heatproof casing often glass. The size of the fuse wire is the thinnest that can carry the normal current of the circuit without overheating, and it is rated in amps.
By Sasha Sara. Car Wiring. Published at Friday, February 09th 2018, 00:03:30 AM. It just takes a little more time to duplicate your wiring into a spare wiring harness. Make two or three if you like, the parts are very inexpensive. Also keep spare switches on hand in your race trailer so that if one breaks or fails to function, you’ll be able to replace it quickly.
By Alix Loane. Motor. Published at Monday, January 29th 2018, 23:13:59 PM. What if you don’t have drawings? What if the customer (the production department if you’re in maintenance) just wants a motor installed and the wiring is up to you? Your first task is to identify how many leads the motor has.
By Madeleine Catherine. Motor. Published at Monday, January 29th 2018, 18:05:09 PM. What comes with the increased motor power with increased power supply voltage is increased motor heating; this heating increases more rapidly than output power and ultimately sets the maximum output power from the motor. That is to say, the limiting factor in how much power a motor can deliver is ultimately determined by how much heat it can safely dissipate.
By Charlotte Myriam. Car Wiring. Published at Sunday, January 28th 2018, 14:00:15 PM. This type of circuit is called an earth-return system any part of it connected to the car body is said to be earthed. If the battery voltage drops, less current flows, and eventually there is not enough to make the components work.
Altrushare - Wiring Diagram Gallery
Copyright © 2003 - 2018 Domain Media. All sponsored products, company names, brand names, trademarks and logos arethe property of their respective owners.